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设复数Z1=1-3i,Z2=2t^2-i,求Z1×Z2.
人气:255 ℃ 时间:2022-01-08 12:56:37
解答
设复数Z₁=1-3i,Z₂=2t²-i,求Z₁×Z₂.
Z₁×Z₂=(1-3i)(2t²-i)=2t²-6t²i-i-3=(2t²-3)-(6t²+1)i
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